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US2956761A
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Self-levelling and weighing device
Assignee: WEBER INSTR Co
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Filing: 1957-09-12
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Granted: 1960-10-18
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Expires: 1977-09-12
Abstract
No abstract record available.
Inventors
- 👤 Milton N Weber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:02
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/0032; B23Q1/00; B23Q1/0054; F; F16; F16F; F16F15/00; F16F15/02; F16F15/023; F16F15/027; F16F15/0275
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |